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> 3sgte No Boost & hesitation, 35 & 43 CEL's
post Apr 21, 2014 - 11:19 PM
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cjh4l22

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From cincinnati
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2nd gen 3sgte swap is hesitating and won't boost.
Got 3 codes - 35, 43 & 71. MAP sensor, Starter sensor & EGR valve.
Retried removing MAP, no change.
Replace MAP sensor, no change.
No EGR since swap, hasn't been a problem, understand code 71.
Starter sensor? Could be causing rough startup as it says its not feeding a signal to the fuel pump. OK, but car starts fine.

No boost, not in any gear, not free reving, never. I can hear the turbo spool but nothing. VAC/Boost sensor only gets to 0.
Perhaps wastegate stuck open? Bad ECU? no major upgrades (fmic), should be in-time, only 12k miles on the swap. rebuilt engine has been running great, no overheating, no other abnormalities.

All help is appreciated.


--------------------
proud =3sgte SWAPPED= '95 Celica ST owner [calling it the GT2 or half-trac]
309,000 miles n' .... dead-> ALIVE AGAIN!! ~14,000 miles driven
 
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post Apr 23, 2014 - 6:21 AM
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Smaay

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Joined Dec 8, '03
From Lancaster CA
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take a look at the wastegate actuator, see if it moves freely. try to pull it in. you could also blow air into the vacuum port and see if it opens.


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2001 Celica GT-S Turbo
1997 Supra TT 6speed
1997 Celica 3MZ/1MZ swap
1990 Celica All-Trac

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